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authorFrederic Weisbecker <fweisbec@gmail.com>2009-09-23 23:08:43 +0200
committerFrederic Weisbecker <fweisbec@gmail.com>2009-09-23 23:08:43 +0200
commitd7a4b414eed51f1653bb05ebe84122bf9a7ae18b (patch)
treebd6603a0c27de4c138a1767871897e9cd3e1a1d2 /arch/sh/include/asm/unwinder.h
parent1f0ab40976460bc4673fa204ce917a725185d8f2 (diff)
parenta724eada8c2a7b62463b73ccf73fd0bb6e928aeb (diff)
Merge commit 'linus/master' into tracing/kprobes
Conflicts: kernel/trace/Makefile kernel/trace/trace.h kernel/trace/trace_event_types.h kernel/trace/trace_export.c Merge reason: Sync with latest significant tracing core changes.
Diffstat (limited to 'arch/sh/include/asm/unwinder.h')
-rw-r--r--arch/sh/include/asm/unwinder.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/sh/include/asm/unwinder.h b/arch/sh/include/asm/unwinder.h
new file mode 100644
index 00000000000..1e65c07b3e1
--- /dev/null
+++ b/arch/sh/include/asm/unwinder.h
@@ -0,0 +1,31 @@
+#ifndef _LINUX_UNWINDER_H
+#define _LINUX_UNWINDER_H
+
+#include <asm/stacktrace.h>
+
+struct unwinder {
+ const char *name;
+ struct list_head list;
+ int rating;
+ void (*dump)(struct task_struct *, struct pt_regs *,
+ unsigned long *, const struct stacktrace_ops *, void *);
+};
+
+extern int unwinder_init(void);
+extern int unwinder_register(struct unwinder *);
+
+extern void unwind_stack(struct task_struct *, struct pt_regs *,
+ unsigned long *, const struct stacktrace_ops *,
+ void *);
+
+extern void stack_reader_dump(struct task_struct *, struct pt_regs *,
+ unsigned long *, const struct stacktrace_ops *,
+ void *);
+
+/*
+ * Used by fault handling code to signal to the unwinder code that it
+ * should switch to a different unwinder.
+ */
+extern int unwinder_faulted;
+
+#endif /* _LINUX_UNWINDER_H */